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cmd: efidebug: new sub-command tables

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Provide sub-command for efidebug to list configuration tables.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-01-07 05:57:47 +01:00
parent 173cd9e73a
commit 986e064884
1 changed files with 46 additions and 1 deletions
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47
cmd/efidebug.c
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@ -251,6 +251,19 @@ static const struct {
"PXE Base Code",
EFI_PXE_BASE_CODE_PROTOCOL_GUID,
},
/* Configuration table GUIDs */
{
"ACPI table",
EFI_ACPI_TABLE_GUID,
},
{
"device tree",
EFI_FDT_GUID,
},
{
"SMBIOS table",
SMBIOS_TABLE_GUID,
},
};
/**
@ -480,6 +493,34 @@ static int do_efi_show_memmap(cmd_tbl_t *cmdtp, int flag,
return CMD_RET_SUCCESS;
}
/**
* do_efi_show_tables() - show UEFI configuration tables
*
* @cmdtp: Command table
* @flag: Command flag
* @argc: Number of arguments
* @argv: Argument array
* Return: CMD_RET_SUCCESS on success, CMD_RET_RET_FAILURE on failure
*
* Implement efidebug "tables" sub-command.
* Show UEFI configuration tables.
*/
static int do_efi_show_tables(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
efi_uintn_t i;
const char *guid_str;
for (i = 0; i < systab.nr_tables; ++i) {
guid_str = get_guid_text(&systab.tables[i].guid);
if (!guid_str)
guid_str = "";
printf("%pUl %s\n", &systab.tables[i].guid, guid_str);
}
return CMD_RET_SUCCESS;
}
/**
* do_efi_boot_add() - set UEFI load option
*
@ -1047,6 +1088,8 @@ static cmd_tbl_t cmd_efidebug_sub[] = {
"", ""),
U_BOOT_CMD_MKENT(memmap, CONFIG_SYS_MAXARGS, 1, do_efi_show_memmap,
"", ""),
U_BOOT_CMD_MKENT(tables, CONFIG_SYS_MAXARGS, 1, do_efi_show_tables,
"", ""),
};
/**
@ -1114,7 +1157,9 @@ static char efidebug_help_text[] =
"efidebug images\n"
" - show loaded images\n"
"efidebug memmap\n"
" - show uefi memory map\n";
" - show uefi memory map\n"
"efidebug tables\n"
" - show UEFI configuration tables\n";
#endif
U_BOOT_CMD(